* {
	padding: 0px;
	margin: 0px;
}

body {
	width: 100%;
	height: 100%;
	background-color: gainsboro;
}

#whole {
	width: 100%;
	height: 100%;
	

}

#menu {
	width: 100%;
	height: 50px;
	background-color: aqua;
	/* 水平居中 */
	text-align: center;
	/* 垂直居中 */
	line-height: 50px;
}

#main {
	width: 80%;
	height: 100%;
	margin:20px auto;
	background-color: white;
}

h4 {
	margin-top: 2%;
}

#basic {
	width: 90%;
	height: 40px;
	margin-top: 2%;
	margin-left: 5%;
	border-bottom: 1px lavender solid;
	border-top: 1px lavender solid;
	box-shadow: 0 0 5px lavender;
	line-height: 40px;
}

#activite {
	width: 90%;
	height: 350px;
	margin-top: 2%;
	margin-left: 5%;
	box-shadow: 0 0 5px lavender;
	border: 1px lavender solid;
}

#activite div {
	padding-left: 50px;
	padding-top: 50px;
}

#bt {
	width: 90%;
	height: 150px;
	margin-top: 5%;
	margin-left: 5%;
}
